大凡人类和动物,为了生存与生活都离不开种类繁多的食物,而大米、面粉及各种杂粮则古往今来始终是人类的主要食物。它们除了给人体提供所需热量、植物蛋白质之外,也是人体生长、发育过程中所必须的维生素及矿物质等的主要来源。其营养成分的多寡,既与产地、气候、品种、储存、加工等因素有关,还与人们的烹调和食用方式有关。 Almost all human beings and animals, in order to survive and live are inseparable from a wide variety of food, and rice, flour and various grains from ancient to now has always been the main human food. In addition to providing the body with the necessary calories, plant proteins, they are also the main sources of vitamins and minerals necessary for human growth and development. Its nutritional content, both with the origin, climate, variety, storage, processing and other factors, but also with people’s cooking and eating methods.